Home / 22,105.14-33,159.69-6,309.87

Finding the Fourth Proportional to 22,105.14, 33,159.69 and 6,309.87

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Solution

The fourth proportional to 22,105.14, 33,159.69 and 6,309.87 is: 9,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.14 : 33,159.69 = 6,309.87 : x
  2. Step 2: Convert to fraction form
    22,105.14/33,159.69 = 6,309.87/x
  3. Step 3: Cross multiply
    22,105.14x = 33,159.69 × 6,309.87
  4. Step 4: Simplify right side
    22,105.14x = 209,233,457.52
  5. Step 5: Solve for x
    x = 209,233,457.52/22,105.14
  6. Step 6: Final answer
    x = 9,465.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.